英文關鍵字
automation
box
breaker
cabinet
cable
capacitor
circuit
component
conduit
connect
construction
control
current
design
distribution
electric
electrical
electrician
electricity
electronics
enclosure
energy
equipment
factory
fuse
illustration
industrial
industry
installation
low
manufacturing
metal
meter
panel
power
production
professional
programmable
relay
safety
service
switch
switchboard
switchgear
system
terminal
transformer
voltage
wire
wiring